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9V to Barrel Jack Adapter
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$1.30
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A 9V battery clip adapter with a standard 5.5 × 2.1 mm centre-positive barrel jack. Use it to power any device that accepts 9V input through an onboard barre...
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A 9V battery clip adapter with a standard 5.5 × 2.1 mm centre-positive barrel jack. Use it to power any device that accepts 9V input through an onboard barrel jack connector.
Key Features
- 9V Battery Snap – Standard clip fits all 9V batteries
- Barrel Jack Output – 5.5 × 2.1 mm centre-positive connector
- Plug-and-Play – No soldering required
Ideal For
- Portable Arduino and development board projects
- Battery-powered prototyping and testing
- Any device with a 5.5/2.1 mm DC barrel jack input
Also Available
Package Contents
- 1× 9V to Barrel Jack Adapter Cable
Jargon buster
Plain-language definitions for the technical terms used above.
- DC barrel jack
- A round power connector commonly used for low-voltage DC power supplies, often described by its outer and inner diameters such as 5.5 x 2.1 mm. Matching the barrel size and polarity is important so the plug physically fits and powers the device correctly.
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